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    <ul>
        <li>
            <a href="">数码</a>
            <span>/</span>
            <a href="">手机</a>
        </li>
        <li>
            <a href="">数码</a>
            <span>/</span>
            <a href="">手机</a>
        </li>
        <li>
            <a href="">数码</a>
            <span>/</span>
            <a href="">手机</a>
        </li>
        <li>
            <a href="">数码</a>
            <span>/</span>
            <a href="">手机</a>
        </li>
    </ul>

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